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Finding the Fourth Proportional to 29,240.42, 43,863.41 and 8,180.46

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Solution

The fourth proportional to 29,240.42, 43,863.41 and 8,180.46 is: 12,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,240.42 : 43,863.41 = 8,180.46 : x
  2. Step 2: Convert to fraction form
    29,240.42/43,863.41 = 8,180.46/x
  3. Step 3: Cross multiply
    29,240.42x = 43,863.41 × 8,180.46
  4. Step 4: Simplify right side
    29,240.42x = 358,822,870.97
  5. Step 5: Solve for x
    x = 358,822,870.97/29,240.42
  6. Step 6: Final answer
    x = 12,271.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.